Accessory for attachment to a belt or strap



FIG. 1 is a perspective view of an accessory for attachment to a belt or strap showing my new design;

FIG. 2 is a top view;

FIG. 3 is a left side view;

FIG. 4 is a bottom view

FIG. 5 is a right side view;

FIG. 6 is a top end view; and,

FIG. 7 is a bottom end view. 

The ornamental design for an accessory for attachment to a belt or strap, as shown and described. 